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Input placeholders for Internet Explorer
HTML5 introduced the placeholder attribute on input elements, which allows to display a greyed-out default text.
17 Ans...
What does && mean in void *p = &&abc;
I came across a piece of code void *p = &&abc; . What is the significance of && here?
I know about rvalue references but I think && used in this context is different. What does && indicate in void *p = &&abc; ?
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Print content of JavaScript object? [duplicate]
Typically if we just use alert(object); it will show as [object Object] . How to print all the content parameters of an object in JavaScript?
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How can I merge properties of two JavaScript objects dynamically?
I need to be able to merge two (very simple) JavaScript objects at runtime. For example I'd like to:
63 Answers
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How to wrap text in LaTeX tables?
I am creating a report in LaTeX which involves a few tables. I'm stuck on that as my cell data in the table is exceeding the width of the page. Can I somehow wrap the text so that it falls into the next line in the same cell of the table?
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How do I quickly rename a MySQL database (change schema name)?
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For InnoDB, the following seems to work: create the new empty database, then rename each table in turn into the new database:
RENAME TABLE old_db.table TO new_db.table;
You will need to adjust the permissions after that.
For scripting in a shell, you can use either of the follow...
SQL join: selecting the last records in a one-to-many relationship
Suppose I have a table of customers and a table of purchases. Each purchase belongs to one customer. I want to get a list of all customers along with their last purchase in one SELECT statement. What is the best practice? Any advice on building indexes?
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Getting realtime output using subprocess
I am trying to write a wrapper script for a command line program (svnadmin verify) that will display a nice progress indicator for the operation. This requires me to be able to see each line of output from the wrapped program as soon as it is output.
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What's the difference between jQuery's replaceWith() and html()?
What's the difference between jQuery's replaceWith() and html() functions when HTML is being passed in as the parameter?
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preventDefault() on an tag
I have some HTML and jQuery that slides a div up and down to show or hide` it when a link is clicked:
11 Answers
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